A Dallas Cowboys player wears a tribute t-shirt with Cowboys’ Marshawn Kneeland on it prior to an NFL football game against the Las Vegas Raiders Monday, Nov. 17, 2025, in Las Vegas, in memory of ...
DALLAS — Former Dallas Cowboys defensive end Marshawn Kneeland had stage 1 CTE when he died by suicide in November, according to an announcement from the Concussion and CTE Foundation on Tuesday.
AUSTIN, Texas (AP) — Former Dallas Cowboys defensive end Marshawn Kneeland, who died by suicide in November 2025 after a high-speed chase with police, had early stage chronic traumatic encephalopathy, ...
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